Nanocrystal
纳米晶体
🗣️ 情景例句
You estimate his worth too highly.
你高估了他的价值。
What are you talking about?
你在说些什么？
An ancient bus stopped by a dry river bed and a party of famous actors and actresses got off.
一辆古旧的汽车停在一条干涸的河床边，一群著名男女演员下了车。